ABB CV-21 User Manual

I.L. 41-201.2G
11
TYPE CV FREQUENCY
COMPENSATED VOLTAGE RELAY
Figure 8: Typical Time Curves of the Type CV-22 Short Time Undervoltage Relay
Sub 2
406C881
160
150
140
130
120
110
100
90
80
70
60
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30
20
10
0
seconds
0 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250
Percent Tap Value Voltage

ABB CV-21 Specifications

General

Brand	ABB
Model	CV-21
Category	Relays
Language	English